What airlines fly to Barcelona?

United Airlines, British Airways and American Airlines are the top three most popular airlines that fly to Barcelona from San Diego according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 8 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Diego to Barcelona?

British Airways and American Airlines are the most popular carriers operating from San Diego to Barcelona

When did momondo last update prices for flights from San Diego Airport to Barcelona?

Prices for flights from San Diego Airport to Barcelona are refreshed on a daily basis.

How many operators does momondo search for flights from San Diego Airport to Barcelona?

The number of operators available for flights from San Diego Airport to Barcelona is 8 as of December 2025.

How old do you have to be to fly from San Diego Airport to Barcelona?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$248 Cheap Flights from San Diego to Barcelona in 2025/26

Q: What is the typical price of a round-trip flight between San Diego and Barcelona?

Prices are currently low for flights on this route. Typical prices usually range from $751 to $1,466. The lowest price recently found on this route was $482.

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Find the cheapest flights from San Diego to Barcelona

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 pm - 7:50 pmSAN-BCN

16h 50m1 stop

9:20 pm - 4:10 pmBCN-SAN

27h 50m1 stop

$482British Airways

Find Deal

Fri, Feb 6 - Sun, Feb 8

5:35 pm - 5:35 pmSAN-BCN

15h 00m1 stop

7:40 am - 5:28 pmBCN-SAN

18h 48m2 stops

$483Lufthansa

Find Deal

Fri, Jan 30 - Tue, Feb 3

7:00 am - 9:00 amSAN-BCN

17h 00m1 stop

11:00 am - 9:28 pmBCN-SAN

19h 28m1 stop

$484United Airlines

Find Deal

Thu, Jan 22 - Mon, Feb 9

6:15 am - 9:35 amSAN-BCN

42h 20m3 stops

11:55 am - 3:45 pmBCN-SAN

36h 50m1 stop

$485United Airlines

Find Deal

Sat, Jan 17 - Sat, Jan 24

10:15 pm - 3:00 pmSAN-BCN

31h 45m2 stops

10:55 am - 8:37 pmBCN-SAN

18h 42m1 stop

$487Delta

Find Deal

Mon, Jan 19 - Fri, Feb 13

7:05 am - 11:10 amSAN-BCN

19h 05m2 stops

10:55 am - 10:50 pmBCN-SAN

20h 55m1 stop

$488Delta

Find Deal

Sat, Jan 24 - Sun, Feb 15

12:40 pm - 9:35 amSAN-BCN

35h 55m2 stops

1:35 pm - 11:53 amBCN-SAN

31h 18m2 stops

$489Air Canada

Find Deal

Thu, Jan 22 - Sat, Feb 14

2:55 pm - 5:05 pmSAN-BCN

17h 10m2 stops

9:55 am - 10:45 pmBCN-SAN

21h 50m2 stops

$490Air France

Find Deal

Fri, Jan 23 - Wed, Feb 11

8:05 am - 11:10 amSAN-BCN

18h 05m2 stops

6:00 am - 5:50 pmBCN-SAN

20h 50m2 stops

$491Multiple Airlines

Find Deal

Thu, Jan 22 - Fri, Feb 13

3:12 pm - 8:50 amSAN-BCN

32h 38m1 stop

10:40 am - 10:50 pmBCN-SAN

21h 10m1 stop

$492British Airways

Find Deal

Wed, Jan 7 - Fri, Jan 16

British Airways flights from San Diego to Barcelona

Our best British Airways deals on San Diego to Barcelona flight tickets

British Airways

Feb 6

SAN6:00 pmSan Diego

16h 50m

1 stop

BCN7:50 pmBarcelona-El Prat

Feb 8

BCN9:20 pmBarcelona-El Prat

27h 50m

1 stop

SAN4:10 pmSan Diego

$482

Find similar

British Airways

Jan 7

SAN3:12 pmSan Diego

32h 38m

1 stop

BCN8:50 amBarcelona-El Prat

Jan 16

BCN10:40 amBarcelona-El Prat

21h 10m

1 stop

SAN10:50 pmSan Diego

$492

Find similar

British Airways

Dec 30

SAN4:25 pmSan Diego

17h 00m

2 stops

BCN6:25 pmBarcelona-El Prat

Jan 16

BCN10:40 amBarcelona-El Prat

17h 32m

1 stop

SAN7:12 pmSan Diego

$495

Find similar

Lufthansa flights from San Diego to Barcelona

Our best Lufthansa deals on San Diego to Barcelona flight tickets

Lufthansa

Jan 30

SAN5:35 pmSan Diego

15h 00m

1 stop

BCN5:35 pmBarcelona-El Prat

Feb 3

BCN7:40 amBarcelona-El Prat

18h 48m

2 stops

SAN5:28 pmSan Diego

$483

Find similar

Lufthansa

Dec 10

SAN5:35 pmSan Diego

20h 30m

1 stop

BCN11:05 pmBarcelona-El Prat

Dec 17

BCN10:30 amBarcelona-El Prat

40h 04m

2 stops

SAN5:34 pmSan Diego

$490

Find similar

Lufthansa

Jan 1

SAN5:35 pmSan Diego

20h 20m

1 stop

BCN10:55 pmBarcelona-El Prat

Jan 15

BCN6:20 pmBarcelona-El Prat

30h 25m

1 stop

SAN3:45 pmSan Diego

$493

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 2/6

6:00 pm-7:50 pm

1 stop16h 50m

Barcelona-El Prat

Sun 2/8

9:20 pm-4:10 pm

1 stop27h 50m

$482

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 1/30

5:35 pm-5:35 pm

1 stop15h 00m

Barcelona-El Prat

Tue 2/3

7:40 am-5:28 pm

2 stops18h 48m

$483

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 1/22

7:00 am-9:00 am

1 stop17h 00m

Barcelona-El Prat

Mon 2/9

11:00 am-9:28 pm

1 stop19h 28m

$484

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 1/17

6:15 am-9:35 am

3 stops42h 20m

Barcelona-El Prat

Sat 1/24

11:55 am-3:45 pm

1 stop36h 50m

$485

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Mon 1/19

10:15 pm-3:00 pm

2 stops31h 45m

Barcelona-El Prat

Fri 2/13

10:55 am-8:37 pm

1 stop18h 42m

$487

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 1/24

7:05 am-11:10 am

2 stops19h 05m

Barcelona-El Prat

Sun 2/15

10:55 am-10:50 pm

1 stop20h 55m

$488

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 1/22

12:40 pm-9:35 am

2 stops35h 55m

Barcelona-El Prat

Sat 2/14

1:35 pm-11:53 am

2 stops31h 18m

$489

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 1/23

2:55 pm-5:05 pm

2 stops17h 10m

Barcelona-El Prat

Wed 2/11

9:55 am-10:45 pm

2 stops21h 50m

$490

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 1/22

8:05 am-11:10 am

2 stops18h 05m

Barcelona-El Prat

Fri 2/13

6:00 am-5:50 pm

2 stops20h 50m

$491

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Wed 1/7

3:12 pm-8:50 am

1 stop32h 38m

Barcelona-El Prat

Fri 1/16

10:40 am-10:50 pm

1 stop21h 10m

$492

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between San Diego and Barcelona?

What is the cheapest month to fly to Barcelona?

The month of November is, on average, the cheapest month to fly to Barcelona from San Diego, with most prices found around $632. If you don’t want to visit Barcelona in November, then you should wait until January to fly from San Diego, when ticket prices are also cheap, with an average price of $690.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from San Diego to Barcelona is on a Wednesday when prices can be found for as low as $782. On the other hand, Thursday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,006.

What is the cheapest time of day to depart on your flight to Barcelona?

In the afternoon is the cheapest time of day to fly from San Diego to Barcelona when you can find flight prices for as low as $850. Flying to Barcelona in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $939 on average. Flights to Barcelona from San Diego in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $855 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from San Diego for as low as $743 on momondo.

Cheap San Diego to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Barcelona

Fastest flight time	14h 06m
Direct flights	None

The fastest flight from San Diego to Barcelona takes 14h 06m

There are no direct flights from San Diego to Barcelona. There are no popular flight routes from San Diego to Barcelona.

Search flight deals

How far is San Diego to Barcelona by plane?
The distance between San Diego and Barcelona is about 6024.0 mi. A reasonable flight in good conditions will take 14h 06m.
When did momondo last update prices for flights from San Diego Airport to Barcelona?
Prices for flights from San Diego Airport to Barcelona are refreshed on a daily basis.
How many operators does momondo search for flights from San Diego Airport to Barcelona?
The number of operators available for flights from San Diego Airport to Barcelona is 8 as of December 2025.
How old do you have to be to fly from San Diego Airport to Barcelona?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Diego to Barcelona

Compare and see reviews for airlines that fly from San Diego to Barcelona with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $483	Free Cancellation	Rating 7.7 1,426 reviews	Search KLM flights
Delta	PriceFrom $493	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
Iberia	PriceFrom $517	Free Cancellation	Rating 7.0 3,038 reviews	Search Iberia flights
Air Canada	PriceFrom $528	Free Cancellation	Rating 7.1 10,497 reviews	Search Air Canada flights
Lufthansa	PriceFrom $556	Free Cancellation	Rating 6.8 7,607 reviews	Search Lufthansa flights
United Airlines	PriceFrom $564	Free Cancellation	Rating 7.4 9,064 reviews	Search United Airlines flights
British Airways	PriceFrom $607	Free Cancellation	Rating 6.7 7,555 reviews	Search British Airways flights
American Airlines	PriceFrom $634	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Barcelona?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Barcelona for you.

Can I find flights from San Diego to Barcelona with flexible booking policies on momondo?

All flight searches from San Diego to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Diego to Barcelona?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from San Diego.

I’m not ready to book a flight from San Diego to Barcelona right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Barcelona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.